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Q. |
Ultraviolet rays can be used in water treatment as – |
A. | Flocculator |
B. | Precipitator |
C. | Hydrolyser |
D. | Disinfectant |
Answer» D. Disinfectant | |
Explanation: UV radiation can be an effective viricide and bactericide. Disinfection using UV radiation is commonly used in wastewater treatment applications and is finding an increased usage in drinking water treatment. |
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